Answer:
Consider points (-1, 0) and (0, 1) :
Answer:
none of them the correct answer is (x,y) (5,0)
The mean distance for an ungrouped data can be calculated by adding the given data and dividing it to the number of data. In this given problem, the mean distance is equal to the summation of distances/number of students.
In other words, 83 miles/20 = 4.15 miles or 4.2 miles
x+x+90=180
x+x+90=1802x+90=180
x+x+90=1802x+90=1802x=180-90
x+x+90=1802x+90=1802x=180-902x=90
x+x+90=1802x+90=1802x=180-902x=902x/2x =90/2
x=45
9y+9y+90=180
18y+90=180
18y=180-90
18y=90
18y/18 =90/18
y=5